Energy Flow in Ecosystems

What is another name for autotrophs? Check all that apply.

• producers

• secondary producers

• primary producers

• first producers

What is another name for consumers? 

• heterotrophs
• primary producers
• autotrophs
• energy eaters

A robin is an omnivore. It eats-

• only plants

• only animals

• plants and other animals

• other birds

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-1

An energy pyramid represents what?

• How much sunlight is available for the ecosystem to use. 
• How much energy a particular organism needs. 
• How much energy is needed to build a pyramid. 
• The amount of energy available to the next 'feeder' in a food web.

Tags

NGSS.MS-LS2-3

Why might an organism have more than one arrow coming from them in a food web?

• More than one organism may eat them. 
• They may eat more than one other organism. 
• This organism gets its energy from multiple sources. 
• They have no resources available to them.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

As nutritional energy passes through the food chain, energy

• Is lost 
• Is gained 
• Remains constant 
• Decreases, then increases 

Tags

NGSS.MS-LS2-3

Which consumer receives energy from the leopard seal?

• blue whale
• penguin
• killer whale
• elephant seal

Tags

NGSS.MS-LS2-3

What type of consumer is the impala? Check all that apply

• herbivore

• omnivore

• secondary consumer

• primary consumer

In an energy pyramid, energy_______ as you move up the pyramid.

• Increases
• Decreases
• Stays the same
• Changes up and down

Tags

NGSS.MS-LS2-3

In this energy pyramid, which organisms have the most energy available?

• Producers

• Carnivores

• Herbivores

• Top Predator

Tags

NGSS.MS-LS2-3